योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-137, verse-48

अच्छेद्योऽयमदाह्योऽयमपि जीवोऽन्यथा वदन् ।
द्वैतसंकल्पयक्षेण मुह्यत्येव शिशुर्यथा ॥ ४८ ॥

acchedyo'yamadāhyo'yamapi jīvo'nyathā vadan ,
dvaitasaṃkalpayakṣeṇa muhyatyeva śiśuryathā 48

48. acchedyaḥ ayam adāhyaḥ ayam api jīvaḥ anyathā
vadan dvaitasaṃkalpayakṣeṇa muhyati eva śiśuḥ yathā

48. ayam accedyaḥ ayam adāhyaḥ api jīvaḥ anyathā vadan
dvaitasaṃkalpayakṣeṇa śiśuḥ yathā eva muhyati

48. This (individual soul) is indeed impierceable and unburnable. Yet, if the individual soul (jīva) claims otherwise, it becomes deluded by the demon of dualistic conception (saṃkalpa), just like a child.

Words meanings summery:

• अच्छेद्यः (acchedyaḥ) - impierceable, indivisible

• अयम् (ayam) - this, he

• अदाह्यः (adāhyaḥ) - unburnable, inextinguishable

• अयम् (ayam) - this, he

• अपि (api) - even, also

• जीवः (jīvaḥ) - individual soul, living being

• अन्यथा (anyathā) - otherwise, in a different manner

• वदन् (vadan) - speaking, saying

• द्वैतसंकल्पयक्षेण (dvaitasaṁkalpayakṣeṇa) - by the yakṣa (demon) of dualistic conception

• मुह्यति (muhyati) - is deluded, bewildered

• एव (eva) - indeed, only

• शिशुः (śiśuḥ) - child, infant

• यथा (yathā) - just as, like

Words meanings and morphology

अच्छेद्यः (acchedyaḥ) - impierceable, indivisible

(adjective)

Nominative, masculine, singular of acchedya

acchedya - not to be cut or pierced, indivisible

Gerundive (karmaṇi prayoga)

Derived from root chid with negation 'a-'

Compound type : nañ-tatpuruṣa (a+chedya)

• a – not, un-
  indeclinable
  Negation prefix
• chedya – to be cut, divisible
  adjective (masculine)
  Gerundive
  Derived from root chid
  Root: chid (class 7)

अयम् (ayam) - this, he

(pronoun)

Nominative, masculine, singular of idam

idam - this, he, she, it

अदाह्यः (adāhyaḥ) - unburnable, inextinguishable

(adjective)

Nominative, masculine, singular of adāhya

adāhya - not to be burnt, unburnable

Gerundive (karmaṇi prayoga)

Derived from root dah with negation 'a-'

Compound type : nañ-tatpuruṣa (a+dāhya)

• a – not, un-
  indeclinable
  Negation prefix
• dāhya – to be burnt, combustible
  adjective (masculine)
  Gerundive
  Derived from root dah
  Root: dah (class 1)

अयम् (ayam) - this, he

(pronoun)

Nominative, masculine, singular of idam

idam - this, he, she, it

अपि (api) - even, also

(indeclinable)

जीवः (jīvaḥ) - individual soul, living being

(noun)

Nominative, masculine, singular of jīva

jīva - living, existing, alive; the individual soul, principle of life, living being

अन्यथा (anyathā) - otherwise, in a different manner

(indeclinable)

वदन् (vadan) - speaking, saying

(adjective)

Nominative, masculine, singular of vadat

vadat - speaking, saying

Present Active Participle

Derived from root vad

Root: vad (class 1)

द्वैतसंकल्पयक्षेण (dvaitasaṁkalpayakṣeṇa) - by the yakṣa (demon) of dualistic conception

(noun)

Instrumental, masculine, singular of dvaitasaṃkalpayakṣa

dvaitasaṁkalpayakṣa - the demon of dualistic conception

Compound type : tatpuruṣa (dvaitasaṃkalpa+yakṣa)

• dvaitasaṃkalpa – dualistic conception/thought
  noun (masculine)
• yakṣa – a class of supernatural beings, a spirit, a demon
  noun (masculine)

मुह्यति (muhyati) - is deluded, bewildered

(verb)

3rd person , singular, active, present (laṭ) of moh

Root verb

Root: moh (class 4)

एव (eva) - indeed, only

(indeclinable)

शिशुः (śiśuḥ) - child, infant

(noun)

Nominative, masculine, singular of śiśu

śiśu - child, infant, young animal

यथा (yathā) - just as, like

(indeclinable)